diff options
| -rwxr-xr-x | configure | 2 | ||||
| -rw-r--r-- | libavutil/Makefile | 6 | ||||
| -rw-r--r-- | libavutil/atomic.c | 109 | ||||
| -rw-r--r-- | libavutil/atomic.h | 79 | ||||
| -rw-r--r-- | libavutil/atomic_gcc.h | 61 | ||||
| -rw-r--r-- | libavutil/atomic_suncc.h | 54 | ||||
| -rw-r--r-- | libavutil/atomic_win32.h | 54 | ||||
| -rw-r--r-- | libavutil/tests/atomic.c | 38 | ||||
| -rw-r--r-- | tests/fate/libavutil.mak | 5 |
9 files changed, 0 insertions, 408 deletions
@@ -1998,7 +1998,6 @@ MATH_FUNCS=" " SYSTEM_FEATURES=" - atomics_native dos_paths libc_msvcrt MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS @@ -2114,7 +2113,6 @@ HAVE_LIST=" $(add_suffix _external $ARCH_EXT_LIST) $(add_suffix _inline $ARCH_EXT_LIST) $ARCH_FEATURES - $ATOMICS_LIST $BUILTIN_LIST $COMPLEX_FUNCS $HAVE_LIST_CMDLINE diff --git a/libavutil/Makefile b/libavutil/Makefile index 66b894d66e..d7474f59e4 100644 --- a/libavutil/Makefile +++ b/libavutil/Makefile @@ -155,8 +155,6 @@ OBJS = adler32.o \ xtea.o \ tea.o \ -OBJS-$(!HAVE_ATOMICS_NATIVE) += atomic.o \ - OBJS-$(CONFIG_CUDA) += hwcontext_cuda.o OBJS-$(CONFIG_D3D11VA) += hwcontext_d3d11va.o OBJS-$(CONFIG_DXVA2) += hwcontext_dxva2.o @@ -183,14 +181,10 @@ SKIPHEADERS-$(CONFIG_OPENCL) += hwcontext_opencl.h SKIPHEADERS-$(CONFIG_VAAPI) += hwcontext_vaapi.h SKIPHEADERS-$(CONFIG_VIDEOTOOLBOX) += hwcontext_videotoolbox.h SKIPHEADERS-$(CONFIG_VDPAU) += hwcontext_vdpau.h -SKIPHEADERS-$(HAVE_ATOMICS_GCC) += atomic_gcc.h -SKIPHEADERS-$(HAVE_ATOMICS_SUNCC) += atomic_suncc.h -SKIPHEADERS-$(HAVE_ATOMICS_WIN32) += atomic_win32.h TESTPROGS = adler32 \ aes \ aes_ctr \ - atomic \ audio_fifo \ avstring \ base64 \ diff --git a/libavutil/atomic.c b/libavutil/atomic.c deleted file mode 100644 index 64cff2576f..0000000000 --- a/libavutil/atomic.c +++ /dev/null @@ -1,109 +0,0 @@ -/* - * Copyright (c) 2012 Ronald S. Bultje <rsbultje@gmail.com> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "config.h" -#include "atomic.h" - -#if !HAVE_ATOMICS_NATIVE - -#if HAVE_PTHREADS - -#include <pthread.h> - -static pthread_mutex_t atomic_lock = PTHREAD_MUTEX_INITIALIZER; - -int avpriv_atomic_int_get(volatile int *ptr) -{ - int res; - - pthread_mutex_lock(&atomic_lock); - res = *ptr; - pthread_mutex_unlock(&atomic_lock); - - return res; -} - -void avpriv_atomic_int_set(volatile int *ptr, int val) -{ - pthread_mutex_lock(&atomic_lock); - *ptr = val; - pthread_mutex_unlock(&atomic_lock); -} - -int avpriv_atomic_int_add_and_fetch(volatile int *ptr, int inc) -{ - int res; - - pthread_mutex_lock(&atomic_lock); - *ptr += inc; - res = *ptr; - pthread_mutex_unlock(&atomic_lock); - - return res; -} - -void *avpriv_atomic_ptr_cas(void * volatile *ptr, void *oldval, void *newval) -{ - void *ret; - pthread_mutex_lock(&atomic_lock); - ret = *ptr; - if (ret == oldval) - *ptr = newval; - pthread_mutex_unlock(&atomic_lock); - return ret; -} - -#elif !HAVE_THREADS - -int avpriv_atomic_int_get(volatile int *ptr) -{ - return *ptr; -} - -void avpriv_atomic_int_set(volatile int *ptr, int val) -{ - *ptr = val; -} - -int avpriv_atomic_int_add_and_fetch(volatile int *ptr, int inc) -{ - *ptr += inc; - return *ptr; -} - -void *avpriv_atomic_ptr_cas(void * volatile *ptr, void *oldval, void *newval) -{ - if (*ptr == oldval) { - *ptr = newval; - return oldval; - } - return *ptr; -} - -#else /* HAVE_THREADS */ - -/* This should never trigger, unless a new threading implementation - * without correct atomics dependencies in configure or a corresponding - * atomics implementation is added. */ -#error "Threading is enabled, but there is no implementation of atomic operations available" - -#endif /* HAVE_PTHREADS */ - -#endif /* !HAVE_ATOMICS_NATIVE */ diff --git a/libavutil/atomic.h b/libavutil/atomic.h deleted file mode 100644 index 15906d24c9..0000000000 --- a/libavutil/atomic.h +++ /dev/null @@ -1,79 +0,0 @@ -/* - * Copyright (c) 2012 Ronald S. Bultje <rsbultje@gmail.com> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef AVUTIL_ATOMIC_H -#define AVUTIL_ATOMIC_H - -#include "config.h" - -#if HAVE_ATOMICS_NATIVE - -#if HAVE_ATOMICS_GCC -#include "atomic_gcc.h" -#elif HAVE_ATOMICS_WIN32 -#include "atomic_win32.h" -#elif HAVE_ATOMICS_SUNCC -#include "atomic_suncc.h" -#endif - -#else - -/** - * Load the current value stored in an atomic integer. - * - * @param ptr atomic integer - * @return the current value of the atomic integer - * @note This acts as a memory barrier. - */ -int avpriv_atomic_int_get(volatile int *ptr); - -/** - * Store a new value in an atomic integer. - * - * @param ptr atomic integer - * @param val the value to store in the atomic integer - * @note This acts as a memory barrier. - */ -void avpriv_atomic_int_set(volatile int *ptr, int val); - -/** - * Add a value to an atomic integer. - * - * @param ptr atomic integer - * @param inc the value to add to the atomic integer (may be negative) - * @return the new value of the atomic integer. - * @note This does NOT act as a memory barrier. This is primarily - * intended for reference counting. - */ -int avpriv_atomic_int_add_and_fetch(volatile int *ptr, int inc); - -/** - * Atomic pointer compare and swap. - * - * @param ptr pointer to the pointer to operate on - * @param oldval do the swap if the current value of *ptr equals to oldval - * @param newval value to replace *ptr with - * @return the value of *ptr before comparison - */ -void *avpriv_atomic_ptr_cas(void * volatile *ptr, void *oldval, void *newval); - -#endif /* HAVE_ATOMICS_NATIVE */ - -#endif /* AVUTIL_ATOMIC_H */ diff --git a/libavutil/atomic_gcc.h b/libavutil/atomic_gcc.h deleted file mode 100644 index 2bb43c3cea..0000000000 --- a/libavutil/atomic_gcc.h +++ /dev/null @@ -1,61 +0,0 @@ -/* - * Copyright (c) 2012 Ronald S. Bultje <rsbultje@gmail.com> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef AVUTIL_ATOMIC_GCC_H -#define AVUTIL_ATOMIC_GCC_H - -#include <stdint.h> - -#include "atomic.h" - -#define avpriv_atomic_int_get atomic_int_get_gcc -static inline int atomic_int_get_gcc(volatile int *ptr) -{ - __sync_synchronize(); - return *ptr; -} - -#define avpriv_atomic_int_set atomic_int_set_gcc -static inline void atomic_int_set_gcc(volatile int *ptr, int val) -{ - *ptr = val; - __sync_synchronize(); -} - -#define avpriv_atomic_int_add_and_fetch atomic_int_add_and_fetch_gcc -static inline int atomic_int_add_and_fetch_gcc(volatile int *ptr, int inc) -{ - return __sync_add_and_fetch(ptr, inc); -} - -#define avpriv_atomic_ptr_cas atomic_ptr_cas_gcc -static inline void *atomic_ptr_cas_gcc(void * volatile *ptr, - void *oldval, void *newval) -{ -#ifdef __ARMCC_VERSION - // armcc will throw an error if ptr is not an integer type - volatile uintptr_t *tmp = (volatile uintptr_t*)ptr; - return (void*)__sync_val_compare_and_swap(tmp, oldval, newval); -#else - return __sync_val_compare_and_swap(ptr, oldval, newval); -#endif -} - -#endif /* AVUTIL_ATOMIC_GCC_H */ diff --git a/libavutil/atomic_suncc.h b/libavutil/atomic_suncc.h deleted file mode 100644 index a75a37b47e..0000000000 --- a/libavutil/atomic_suncc.h +++ /dev/null @@ -1,54 +0,0 @@ -/* - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef AVUTIL_ATOMIC_SUNCC_H -#define AVUTIL_ATOMIC_SUNCC_H - -#include <atomic.h> -#include <mbarrier.h> - -#include "atomic.h" - -#define avpriv_atomic_int_get atomic_int_get_suncc -static inline int atomic_int_get_suncc(volatile int *ptr) -{ - __machine_rw_barrier(); - return *ptr; -} - -#define avpriv_atomic_int_set atomic_int_set_suncc -static inline void atomic_int_set_suncc(volatile int *ptr, int val) -{ - *ptr = val; - __machine_rw_barrier(); -} - -#define avpriv_atomic_int_add_and_fetch atomic_int_add_and_fetch_suncc -static inline int atomic_int_add_and_fetch_suncc(volatile int *ptr, int inc) -{ - return atomic_add_int_nv(ptr, inc); -} - -#define avpriv_atomic_ptr_cas atomic_ptr_cas_suncc -static inline void *atomic_ptr_cas_suncc(void * volatile *ptr, - void *oldval, void *newval) -{ - return atomic_cas_ptr(ptr, oldval, newval); -} - -#endif /* AVUTIL_ATOMIC_SUNCC_H */ diff --git a/libavutil/atomic_win32.h b/libavutil/atomic_win32.h deleted file mode 100644 index f7299336f6..0000000000 --- a/libavutil/atomic_win32.h +++ /dev/null @@ -1,54 +0,0 @@ -/* - * Copyright (c) 2012 Ronald S. Bultje <rsbultje@gmail.com> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef AVUTIL_ATOMIC_WIN32_H -#define AVUTIL_ATOMIC_WIN32_H - -#define WIN32_LEAN_AND_MEAN -#include <windows.h> - -#define avpriv_atomic_int_get atomic_int_get_win32 -static inline int atomic_int_get_win32(volatile int *ptr) -{ - MemoryBarrier(); - return *ptr; -} - -#define avpriv_atomic_int_set atomic_int_set_win32 -static inline void atomic_int_set_win32(volatile int *ptr, int val) -{ - *ptr = val; - MemoryBarrier(); -} - -#define avpriv_atomic_int_add_and_fetch atomic_int_add_and_fetch_win32 -static inline int atomic_int_add_and_fetch_win32(volatile int *ptr, int inc) -{ - return inc + InterlockedExchangeAdd(ptr, inc); -} - -#define avpriv_atomic_ptr_cas atomic_ptr_cas_win32 -static inline void *atomic_ptr_cas_win32(void * volatile *ptr, - void *oldval, void *newval) -{ - return InterlockedCompareExchangePointer(ptr, newval, oldval); -} - -#endif /* AVUTIL_ATOMIC_WIN32_H */ diff --git a/libavutil/tests/atomic.c b/libavutil/tests/atomic.c deleted file mode 100644 index e41bf5a2b9..0000000000 --- a/libavutil/tests/atomic.c +++ /dev/null @@ -1,38 +0,0 @@ -/* - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "libavutil/atomic.h" -#include "libavutil/avassert.h" - -int main(void) -{ - volatile int val = 1; - void *tmp1 = (int *)&val; - void * volatile *tmp2 = &tmp1; - int res; - - res = avpriv_atomic_int_add_and_fetch(&val, 1); - av_assert0(res == 2); - avpriv_atomic_int_set(&val, 3); - res = avpriv_atomic_int_get(&val); - av_assert0(res == 3); - avpriv_atomic_ptr_cas(tmp2, tmp1, &res); - av_assert0(*tmp2 == &res); - - return 0; -} diff --git a/tests/fate/libavutil.mak b/tests/fate/libavutil.mak index 591cab9b58..2ec5650c0f 100644 --- a/tests/fate/libavutil.mak +++ b/tests/fate/libavutil.mak @@ -23,11 +23,6 @@ fate-cast5: libavutil/tests/cast5$(EXESUF) fate-cast5: CMD = run libavutil/tests/cast5 fate-cast5: CMP = null -FATE_LIBAVUTIL += fate-atomic -fate-atomic: libavutil/tests/atomic$(EXESUF) -fate-atomic: CMD = run libavutil/tests/atomic -fate-atomic: CMP = null - FATE_LIBAVUTIL += fate-audio_fifo fate-audio_fifo: libavutil/tests/audio_fifo$(EXESUF) fate-audio_fifo: CMD = run libavutil/tests/audio_fifo |